Finding the Fourth Proportional to 319,580.87, 441,006.84 and 183,519.09
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Solution
The fourth proportional to 319,580.87, 441,006.84 and 183,519.09 is: 253,247.87
Step by Step Solution
- Step 1: Write the proportion equation
319,580.87 : 441,006.84 = 183,519.09 : x - Step 2: Convert to fraction form
319,580.87/441,006.84 = 183,519.09/x - Step 3: Cross multiply
319,580.87x = 441,006.84 × 183,519.09 - Step 4: Simplify right side
319,580.87x = 80,933,173,960.58 - Step 5: Solve for x
x = 80,933,173,960.58/319,580.87 - Step 6: Final answer
x = 253,247.87
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.